package com.ok.common.config;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
//必须服务中有RabbitTemplate.class才生效
@ConditionalOnClass(RabbitTemplate.class)
public class MqConfig {
//    @Bean
//    public MessageConverter messageConverter(){
//        // 1.定义消息转换器
//        Jackson2JsonMessageConverter jackson2JsonMessageConverter = new Jackson2JsonMessageConverter();
//        // 2.配置自动创建消息id，用于识别不同消息，也可以在业务中基于ID判断是否是重复消息
//        jackson2JsonMessageConverter.setCreateMessageIds(true);
//        return jackson2JsonMessageConverter;
//    }

    @Bean
    public MessageConverter messageConverter() {
        ObjectMapper om = new ObjectMapper();
        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        om.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
        om.registerModule(new JavaTimeModule());
        return new Jackson2JsonMessageConverter(om);
    }
}
